Air filter unit for use in an automobile



FIG. 1 is a front, top and side exploded perspective view of the air filter unit for use in an automobile showing my new design;

FIG. 2 is an end elevational view thereof, the end opposite, the top and the bottom all being mirror images of the end shown in FIG. 2;

FIG. 3 is a rear elevational view thereof; and,

FIG. 4 is a front elevational view thereof.

The cross-hatching represents a screen and is understood to extend throughout the areas represented. 

The ornamental design for an air filter unit for use in an automobile, as shown and described. 